难测的

例句：

1. 1. The weather forecast is unpredictable, so we should bring an umbrella.
   天气预报不可预测，所以我们应该带把伞。
2. 2.His sudden departure was unexpected, leaving everyone in shock.
   他的突然离开是出乎意料的，让每个人都感到震惊。
3. 3.The outcome of the election is unpredictable, and we can only wait and see what happens.
   选举的结果是不可预测的，我们只能等待并看看会发生什么。